RFID bracelet 1.We are factory to make RFID bracelet 2.RFID Chip:125KHz, 13.56MHz 3.Many models can be chose RFID Wrist Band 1. Material: Silicone2. Out diameter: 58mm, 67mm, 75mm3. Waterproof , moisture-proof , shock-proof and anti-High temperature 4. Closed-loop wrist band , flexible , easy to wear and to use5. It's widely used in very humid environment, such as swimming pool , cooling library ...